package com.weimai.message.gateway.util;

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * 描述：获取spring的bean对象
 * Copyright (c) 2018 Choice, Inc.
 * All Right Reserved.
 * Choice Proprietary and Confidential.
 *
 * @Author geer
 * @Since 2018/11/14
 * @Version 1.0
 **/
@Component
@Slf4j
public class SpringUtil implements ApplicationContextAware {

    
    private static ApplicationContext applicationContext;
    
    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        if(SpringUtil.applicationContext == null) {
            SpringUtil.applicationContext = applicationContext;
        }
        log.info("ApplicationContext配置成功,applicationContext对象："+SpringUtil.applicationContext);
    }
    public static ApplicationContext getApplicationContext() {
        return applicationContext;
    }
    public static Object getBean(String name) {
        return getApplicationContext().getBean(name);
    }
    public static <T> T getBean(Class<T> clazz) {
        return getApplicationContext().getBean(clazz);
    }
    public static <T> T getBean(String name,Class<T> clazz) {
        return getApplicationContext().getBean(name,clazz);
    }
}
